Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668121 | Optical fiber, and dispersion compensator using same, optical transmission line using same and optical transmission system using same | Takeshi Yagi | 2003-12-23 |
| 6512872 | Optical fiber, dispersion compensator using optical fiber, optical transmission line using optical fiber, and optical transmission system using optical fiber | Yoshihisa Suzuki | 2003-01-28 |